CA1204874A - Systeme de correction d'erreurs multi-octet a structure de code a deux niveau - Google Patents

Systeme de correction d'erreurs multi-octet a structure de code a deux niveau

Info

Publication number
CA1204874A
CA1204874A CA000446265A CA446265A CA1204874A CA 1204874 A CA1204874 A CA 1204874A CA 000446265 A CA000446265 A CA 000446265A CA 446265 A CA446265 A CA 446265A CA 1204874 A CA1204874 A CA 1204874A
Authority
CA
Canada
Prior art keywords
block
bytes
errors
subblock
syndrome
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000446265A
Other languages
English (en)
Inventor
Arvind M. Patel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA1204874A publication Critical patent/CA1204874A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1806—Pulse code modulation systems for audio signals
    • G11B20/1809—Pulse code modulation systems for audio signals by interleaving
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/13—Linear codes
    • H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Pure & Applied Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • Mathematical Physics (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Emergency Protection Circuit Devices (AREA)
CA000446265A 1983-02-28 1984-01-27 Systeme de correction d'erreurs multi-octet a structure de code a deux niveau Expired CA1204874A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/470,846 US4525838A (en) 1983-02-28 1983-02-28 Multibyte error correcting system involving a two-level code structure
US470,846 1983-02-28

Publications (1)

Publication Number Publication Date
CA1204874A true CA1204874A (fr) 1986-05-20

Family

ID=23869300

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000446265A Expired CA1204874A (fr) 1983-02-28 1984-01-27 Systeme de correction d'erreurs multi-octet a structure de code a deux niveau

Country Status (13)

Country Link
US (1) US4525838A (fr)
EP (1) EP0117287B1 (fr)
JP (1) JPS59165541A (fr)
AT (1) ATE63395T1 (fr)
AU (1) AU560216B2 (fr)
BR (1) BR8400758A (fr)
CA (1) CA1204874A (fr)
DE (1) DE3382278D1 (fr)
DK (1) DK108384A (fr)
ES (1) ES530067A0 (fr)
HK (1) HK138494A (fr)
NO (1) NO840715L (fr)
ZA (1) ZA838482B (fr)

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US5202979A (en) * 1985-05-08 1993-04-13 Thinking Machines Corporation Storage system using multiple independently mechanically-driven storage units
US4706250A (en) * 1985-09-27 1987-11-10 International Business Machines Corporation Method and apparatus for correcting multibyte errors having improved two-level code structure
US4703485A (en) * 1986-02-10 1987-10-27 International Business Machines Corporation Method and apparatus for computing and implementing error detection check bytes
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US4745604A (en) * 1986-10-20 1988-05-17 International Business Machines Corporation Method and apparatus for transferring data between a host processor and a data storage device
JP2668868B2 (ja) * 1986-12-10 1997-10-27 松下電器産業株式会社 光デイスク
JPS63157361A (ja) * 1986-12-19 1988-06-30 Matsushita Electric Ind Co Ltd 光デイスク駆動装置
US4791643A (en) * 1986-12-29 1988-12-13 Minnesota Mining And Manufacturing Company Single track orthogonal error correction system
USRE34100E (en) * 1987-01-12 1992-10-13 Seagate Technology, Inc. Data error correction system
US4899232A (en) * 1987-04-07 1990-02-06 Sony Corporation Apparatus for recording and/or reproducing digital data information
JPS63251968A (ja) * 1987-04-08 1988-10-19 Pioneer Electronic Corp デイスク記録方式
US4833679A (en) * 1987-08-31 1989-05-23 International Business Machines Corporation Method and apparatus with improved error correction and error information availability
US4849975A (en) * 1987-11-10 1989-07-18 International Business Machines Corporation Error correction method and apparatus
JPH01140476A (ja) * 1987-11-27 1989-06-01 Matsushita Electric Ind Co Ltd 検査語生成方法
US4890287A (en) * 1988-03-09 1989-12-26 Magnetic Peripherals Inc. On-the-fly error correction
US5283791A (en) * 1988-08-02 1994-02-01 Cray Research Systems, Inc. Error recovery method and apparatus for high performance disk drives
US5218689A (en) * 1988-08-16 1993-06-08 Cray Research, Inc. Single disk emulation interface for an array of asynchronously operating disk drives
US4916701A (en) * 1988-09-21 1990-04-10 International Business Machines Corporation Method and system for correcting long bursts of consecutive errors
US4951284A (en) * 1988-12-14 1990-08-21 International Business Machines Corporation Method and means for correcting random and burst errors
US5107506A (en) * 1990-01-25 1992-04-21 Digital Equipment Corporation Error trapping decoding method and apparatus
US5224106A (en) * 1990-05-09 1993-06-29 Digital Equipment Corporation Multi-level error correction system
US5220569A (en) * 1990-07-09 1993-06-15 Seagate Technology, Inc. Disk array with error type indication and selection of error correction method
US5280488A (en) * 1990-11-08 1994-01-18 Neal Glover Reed-Solomon code system employing k-bit serial techniques for encoding and burst error trapping
US5418796A (en) * 1991-03-26 1995-05-23 International Business Machines Corporation Synergistic multiple bit error correction for memory of array chips
US5268908A (en) * 1991-06-19 1993-12-07 Storage Technology Corporation Low data delay triple coverage code apparatus for on-the-fly error correction
JP2721099B2 (ja) * 1991-12-18 1998-03-04 インターナショナル・ビジネス・マシーンズ・コーポレイション エラーバースト修正のための試行錯誤方法及びマルチバイトエラーの修正方法
US5329535A (en) * 1992-04-30 1994-07-12 International Business Machines Corporation Variable block lengths on-the-fly error correcting decoder
US5357527A (en) * 1992-12-31 1994-10-18 Trimble Navigation Limited Validation of RAM-resident software programs
JPH08111072A (ja) * 1994-08-11 1996-04-30 Pioneer Electron Corp ディスク記録方法およびディスク記録装置
US5671349A (en) * 1994-12-06 1997-09-23 Hitachi Computer Products America, Inc. Apparatus and method for providing data redundancy and reconstruction for redundant arrays of disk drives
JP3268547B2 (ja) * 1995-06-06 2002-03-25 インターナショナル・ビジネス・マシーンズ・コーポレーション 直接アクセス記憶装置に記録する定義済み情報を、エラー訂正コードを利用しエラー検出するための方法及び装置
JP3352852B2 (ja) * 1995-07-31 2002-12-03 松下電器産業株式会社 マルチメディアディスクレコーダ
US5920580A (en) * 1996-03-11 1999-07-06 Integrated Device Technology, Inc. Multiple error detection in error detection correction circuits
JPH10207726A (ja) * 1997-01-23 1998-08-07 Oki Electric Ind Co Ltd 半導体ディスク装置
US5946328A (en) * 1997-11-17 1999-08-31 International Business Machines Corporation Method and means for efficient error detection and correction in long byte strings using integrated interleaved Reed-Solomon codewords
US6275965B1 (en) 1997-11-17 2001-08-14 International Business Machines Corporation Method and apparatus for efficient error detection and correction in long byte strings using generalized, integrated, interleaved reed-solomon codewords
JP4088998B2 (ja) 1998-02-16 2008-05-21 ソニー株式会社 光ディスクの記録／再生方法、光ディスク及び光ディスク装置
US7093183B2 (en) * 2001-02-28 2006-08-15 International Business Machines Corporation Symbol level error correction codes which protect against memory chip and bus line failures
US7028248B2 (en) * 2001-02-28 2006-04-11 International Business Machines Corporation Multi-cycle symbol level error correction and memory system
US6785077B2 (en) * 2001-04-02 2004-08-31 Seagate Technology Llc Disc drive pattern zero verification test
EP1477982A4 (fr) * 2002-02-20 2007-11-21 Sony Corp Support d'enregistrement de donnees, procede et appareil d'enregistrement de donnees, procede d'emission et de reception de donnees
US7257691B2 (en) * 2003-09-26 2007-08-14 International Business Machines Corporation Writing and reading of data in probe-based data storage devices
RU2010135817A (ru) * 2010-08-30 2012-03-10 ЭлЭсАй Корпорейшн (US) Реконфигурируемый декодер кодов бчх
JP5768022B2 (ja) 2012-03-19 2015-08-26 株式会社東芝 メモリコントローラ、記憶装置、誤り訂正装置および誤り訂正方法
TW201346922A (zh) 2012-05-14 2013-11-16 Toshiba Kk 記憶體控制器、記憶裝置及錯誤修正方法
US11438015B2 (en) * 2020-07-10 2022-09-06 Taiwan Semiconductor Manufacturing Company, Ltd. Two-level error correcting code with sharing of check-bits

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NL130511C (fr) * 1963-10-15
DE2157783A1 (de) * 1971-11-22 1973-05-30 Licentia Gmbh Verfahren zur korrektur von daten
US3831143A (en) * 1971-11-26 1974-08-20 Computer Science Corp Concatenated burst-trapping codes
US4211997A (en) * 1978-11-03 1980-07-08 Ampex Corporation Method and apparatus employing an improved format for recording and reproducing digital audio
US4375100A (en) * 1979-10-24 1983-02-22 Matsushita Electric Industrial Company, Limited Method and apparatus for encoding low redundancy check words from source data
US4416010A (en) * 1980-04-14 1983-11-15 Victor Company Of Japan, Ltd. Double error correcting system in digital signal reproducing apparatus
US4334309A (en) * 1980-06-30 1982-06-08 International Business Machines Corporation Error correcting code system
GB2095440B (en) * 1981-03-23 1985-10-09 Sony Corp Digital television signal processing
JPS57168543A (en) * 1981-04-09 1982-10-16 Sony Corp Decoding device

Also Published As

Publication number Publication date
JPS6354254B2 (fr) 1988-10-27
ES8503870A1 (es) 1985-03-01
US4525838A (en) 1985-06-25
ATE63395T1 (de) 1991-05-15
JPS59165541A (ja) 1984-09-18
DK108384D0 (da) 1984-02-27
NO840715L (no) 1984-08-29
EP0117287B1 (fr) 1991-05-08
DE3382278D1 (de) 1991-06-13
ZA838482B (en) 1984-10-31
EP0117287A2 (fr) 1984-09-05
DK108384A (da) 1984-08-29
AU560216B2 (en) 1987-04-02
AU2467084A (en) 1984-09-06
BR8400758A (pt) 1984-10-02
EP0117287A3 (en) 1987-02-25
ES530067A0 (es) 1985-03-01
HK138494A (en) 1994-12-16

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